AiPhone DB-1SD HANDS-FREE SUB MASTER STATION, Stock# DB-1SD 28 button telephone Dial Pulse Originate (DPO) and

Dial Pulse Originate (DPO) and Private Line Automatic Ringdown (PLAR)

Headset connector (2

swivel and height adjustments

2 mm) Jaw Length: 1-1/16'' (27

AiPhone DB-1SD HANDS-FREE SUB MASTER STATION, Stock# DB-1SD 28 button telephone Dial Pulse Originate (DPO) andThe efficient AiPhone DB 1SD HANDS FREE SUB MASTER STATION is a hands free sub master station that has a tone volume control with mute indicator, receive volume control, All Call button, Talk button, and Off button can connect 4 wires to the DB 1MD master station. Features: Used with the DA series door stations Up to 5 stations per door call button All calls between stations in the same residence Internal communication can be hands free (VOX) or push